/**
*    author:  boutarou
*    created: 02.08.2020 11:38:24
**/

#include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i = 0; i < int(n); i++)
using ll = long long;
using P = pair<int, int>;

const long double EPS = 1e-12;

int main() {
    long double d, p;
    cin >> d >> p;
    long double ans = d * (1.0 + (p / 100)) + EPS;
    cout << floor(ans) << endl;
    return 0;
}